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Remove the code and an associated comment for gcc 1.x compatibility

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and fix a typo in the !__GNUC__ case.
This commit is contained in:
David Schultz 2004-02-16 10:03:02 +00:00
parent 0f6da645e5
commit a94707138b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=125867
1 changed files with 1 additions and 9 deletions
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10
lib/libc/i386/gen/ldexp.c
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@ -49,8 +49,6 @@ __FBSDID("$FreeBSD$");
/*
* We do the conversion in C to let gcc optimize it away, if possible.
* The "fxch ; fstp" stuff is because value is still on the stack
* (stupid 8087!).
*/
double
ldexp (double value, int exp)
@ -58,17 +56,11 @@ ldexp (double value, int exp)
double temp, texp, temp2;
texp = exp;
#ifdef __GNUC__
#if __GNUC__ >= 2
__asm ("fscale "
: "=u" (temp2), "=t" (temp)
: "0" (texp), "1" (value));
#else
asm ("fscale ; fxch %%st(1) ; fstp%L1 %1 "
: "=f" (temp), "=0" (temp2)
: "0" (texp), "f" (value));
#endif
#else
error unknown asm
#error unknown asm
#endif
return (temp);
}